Run the installation Double click on the downloaded .msi file to start the installation. Click the Run button on the first screen to begin the installation.
Continue with the installation steps In the next screen,click the “Next” button to continue with the installation
Accept the terms and conditions In the next screen,Accept the license agreement and click on the Next button.
Set up the path
How do I get Started with Node JS?
Open your command line and create a new directory: mkdir HelloNode,then enter the directory: cd HelloNode
Create a JavaScript file named “app.js” with a variable named “msg” inside: echo var msg > app.js
Open the directory and your app.js file in VS Code using the command: code .
How to learn Node.js?
Node.js Architecture. Node.js uses Single Threaded Event Loop Model Architecture which means all the client requests on Node.js are executed by a single thread.
Installing Node.js. Installing Node.js is the next step in the path to learning Node.js.
NPM (Node Package Manager) Once you are done with the installation part,the next step is to learn about npm.
JSON File. JSON File is considered to be the heart of a Node.js application.
Node.js Basics. This is the step,where you get your feet wet with Node.js scripting.
File System. By the time you are done with the fundamentals of Node.js,you will be already done with creating and executing basics programs in Node.js.
Events. Node.js is most popular for its event-driven applications. Node.js provides a events module,which you need to use for creating and handling custom events.
HTTP Modules. Another functionality,for which Node.js is heavily used in the industry is for developing server-based applications.
Frameworks. Writing code for each the function from the scratch each time you create a Node.js application is very time-consuming.
Databases. By now,you will know how to develop a fully functional web application with Node.js.
Node with Docker. You will be needing Docker if you wish to make your application free of any environment dependencies.
How to set up a WebSocket client with JavaScript?
– Origin – the origin of the client page, e.g. https://javascript.info. – Connection: Upgrade – signals that the client would like to change the protocol. – Upgrade: websocket – the requested protocol is “websocket”. – Sec-WebSocket-Key – a random browser-generated key for security. – Sec-WebSocket-Version – WebSocket protocol version, 13 is the current one.
